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Preparation of imidazoline inhibitor and its performance
Author(s): ZHAO Yun, XIONG RongChun, WEI Gang
Pages: 154-
158
Year: 2007
Issue:
2
Journal: JOURNAL OF BEIJING UNIVERSITY OF CHEMICAL TECHNOLOGY(NATURAL SCIENCE EDITION)
Keyword: 咪唑啉; 缓蚀剂; 制备工艺; 锅炉水;
Abstract: 以椰油酸和二乙烯三胺为反应物、二甲苯为携水剂,制备了烷基咪唑啉类缓蚀剂,研究了该缓蚀剂的制备工艺、分子结构与在锅炉水系统的缓蚀性能的关系.结果表明,温度、反应时间和反应物比例是合成产率的关键因素,烷基咪唑啉衍生物在锅炉水中对碳钢的缓蚀率可达80%以上,缓蚀剂强烈地抑制了腐蚀的阳极溶解过程,对阴极去极化过程也有一定的抑制作用,可认为是碳钢的以阳极为主的混合性缓蚀剂.该缓蚀剂抑制腐蚀的原因是在碳钢表面缓蚀剂吸附成膜,有效阻挡了钢表面与水的接触.
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